2tb hdd

I want to buy a 2 TB External HDD, preferably WD & Seagate. What about WD Ultra 2tb ? Please suggest a HDD with price around 7-8k

I WANT TO PURCHASE 2TB OR 3TB HDD. PLEASE SUGGEST WHICH HDD TO BUY .. ON WHICH COMPANY I CAN TRUST 2. WHETHER I SHOULD BUY " INTERNAL HDD AND CASE " OR EXTERNAL HDD I NEED IT MOSTLTY FOR THE EXTERNAL USE I AM ASKING THIS BCZ BOTH INTERNAL AND EXTERNAL NEED...